Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 0.25
Milk (kg) -35.00 -0.014 0.49
Fat (kg) 0.81 -0.375 -0.30
Prot (kg) -0.14 -0.441 0.06
Fertility Sub Index 3.15
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 0.68 1.117 0.76
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.17
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 14.57

* Based on an €80/tonne carbon price